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ps中的模糊工具针对局部进行模糊，一般用来制作马赛克效果。如果想要对整个图像模糊，一般用滤镜。()A.
正确
B.
错误
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【简答题】语法练习A1: Read this conversation between two people in a sports club. C hoose the correct verb forms. Anna: Excuse me. (1) We ’ ve waited / We ’ ve been waiting to play tennis since 10:30. I t must be ...
【简答题】藻类、蓝细菌的营养类型属于 ,有机光合细菌利用有机物为供氢体,还原二氧化碳,进行光合作用的营养类型属于 ,亚硝化细菌和硝化细菌分别氧化氨和亚硝酸生成亚硝酸和硝酸并获得能量,其营养类型属于 。多数细菌和全部真菌的营养类型属于 。
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